1. Department of Internal Medicine, University of Brescia and ASST Spedali Civili, Brescia, Italy
2. Department of Emergency, ASST Spedali Civili, Brescia, Italy
3. Department of Pharmacology, Faculty of Medicine, University Hospital Agostino Gemelli Catholic University of the Sacred Heart, Pharmacology, Rome, Italy
4. Department of Medical and Surgical Sciences, Institute of Respiratory Diseases, University of Foggia, Foggia, Italy
5. Department of Medical and Surgical Sciences, University of Modena-Reggio Emilia, Modena, Italy